{"id":49760,"date":"2024-10-08T07:16:13","date_gmt":"2024-10-07T23:16:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/49760\/"},"modified":"2024-10-08T07:16:13","modified_gmt":"2024-10-07T23:16:13","slug":"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e8%a8%ad%e7%bd%ae%e9%98%bb%e5%a1%9e%e6%a9%9f%e5%88%b6%e8%88%87-limit_conn_zone-%e6%8c%87%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/49760\/","title":{"rendered":"Nginx \u6280\u5de7\uff1a\u8a2d\u7f6e\u963b\u585e\u6a5f\u5236\u8207 limit_conn_zone \u6307\u4ee4"},"content":{"rendered":"<h1 id=\"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e8%a8%ad%e7%bd%ae%e9%98%bb%e5%a1%9e%e6%a9%9f%e5%88%b6%e8%88%87-limit_conn_zone-%e6%8c%87%e4%bb%a4-DthBHzFnIs\">Nginx \u6280\u5de7\uff1a\u8a2d\u7f6e\u963b\u585e\u6a5f\u5236\u8207 limit_conn_zone \u6307\u4ee4<\/h1>\n<p>Nginx \u662f\u4e00\u6b3e\u9ad8\u6548\u80fd\u7684\u7db2\u9801\u4f3a\u670d\u5668\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u8655\u7406\u9ad8\u6d41\u91cf\u7684\u7db2\u7ad9\u3002\u96a8\u8457\u7db2\u8def\u653b\u64ca\u548c\u6d41\u91cf\u6feb\u7528\u4e8b\u4ef6\u7684\u589e\u52a0\uff0c\u8a2d\u7f6e\u6709\u6548\u7684\u963b\u585e\u6a5f\u5236\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528 Nginx \u7684 <code>limit_conn_zone<\/code> \u6307\u4ee4\u4f86\u8a2d\u7f6e\u963b\u585e\u6a5f\u5236\uff0c\u5f9e\u800c\u4fdd\u8b77\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u63d0\u5347\u7db2\u7ad9\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-limit_conn_zone-%e6%8c%87%e4%bb%a4%ef%bc%9f-DthBHzFnIs\">\u4ec0\u9ebc\u662f limit_conn_zone \u6307\u4ee4\uff1f<\/h2>\n<p><code>limit_conn_zone<\/code> \u662f Nginx \u4e2d\u7684\u4e00\u500b\u6307\u4ee4\uff0c\u7528\u65bc\u5b9a\u7fa9\u4e00\u500b\u5171\u4eab\u7684\u8a18\u61b6\u9ad4\u5340\u57df\uff0c\u4ee5\u9650\u5236\u540c\u4e00\u6642\u9593\u5167\u4f86\u81ea\u7279\u5b9a\u5ba2\u6236\u7aef\u7684\u9023\u63a5\u6578\u3002\u9019\u5c0d\u65bc\u9632\u6b62 DDoS \u653b\u64ca\u548c\u6d41\u91cf\u6feb\u7528\u975e\u5e38\u6709\u6548\u3002\u901a\u904e\u8a2d\u7f6e\u9023\u63a5\u9650\u5236\uff0c\u53ef\u4ee5\u78ba\u4fdd\u4f3a\u670d\u5668\u4e0d\u6703\u56e0\u70ba\u904e\u591a\u7684\u9023\u63a5\u8acb\u6c42\u800c\u5d29\u6f70\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%ae-limit_conn_zone-DthBHzFnIs\">\u5982\u4f55\u8a2d\u7f6e limit_conn_zone<\/h2>\n<p>\u8a2d\u7f6e <code>limit_conn_zone<\/code> \u6307\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>limit_conn_zone $binary_remote_addr zone=addr:10m;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c<code>$binary_remote_addr<\/code> \u4ee3\u8868\u5ba2\u6236\u7aef\u7684 IP \u5730\u5740\uff0c<code>zone=addr:10m<\/code> \u5247\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba <code>addr<\/code> \u7684\u5171\u4eab\u8a18\u61b6\u9ad4\u5340\u57df\uff0c\u5927\u5c0f\u70ba 10MB\u3002\u9019\u500b\u5340\u57df\u5c07\u7528\u4f86\u5b58\u5132\u9023\u63a5\u6578\u64da\u3002<\/p>\n<h3 id=\"%e8%a8%ad%e7%bd%ae%e9%80%a3%e6%8e%a5%e9%99%90%e5%88%b6-DthBHzFnIs\">\u8a2d\u7f6e\u9023\u63a5\u9650\u5236<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u8a2d\u7f6e\u5177\u9ad4\u7684\u9023\u63a5\u9650\u5236\u3002\u9019\u53ef\u4ee5\u901a\u904e <code>limit_conn<\/code> \u6307\u4ee4\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>limit_conn addr 1;<\/code><\/pre>\n<p>\u9019\u689d\u6307\u4ee4\u7684\u610f\u601d\u662f\uff0c\u5c0d\u65bc\u6bcf\u500b IP \u5730\u5740\uff0c\u6700\u591a\u53ea\u80fd\u6709 1 \u500b\u540c\u6642\u9023\u63a5\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u55ae\u4e00\u5ba2\u6236\u7aef\u4f54\u7528\u904e\u591a\u7684\u4f3a\u670d\u5668\u8cc7\u6e90\u3002<\/p>\n<h2 id=\"%e5%ae%8c%e6%95%b4%e7%9a%84%e9%85%8d%e7%bd%ae%e7%af%84%e4%be%8b-DthBHzFnIs\">\u5b8c\u6574\u7684\u914d\u7f6e\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684 Nginx \u914d\u7f6e\u7bc4\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528 <code>limit_conn_zone<\/code> \u548c <code>limit_conn<\/code> \u6307\u4ee4\uff1a<\/p>\n<pre><code>http {\n    limit_conn_zone $binary_remote_addr zone=addr:10m;\n\n    server {\n        listen 80;\n        server_name example.com;\n\n        location \/ {\n            limit_conn addr 1;\n            proxy_pass http:\/\/backend;\n        }\n    }\n}<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u8a2d\u7f6e\u4e86\u4e00\u500b\u540d\u70ba <code>example.com<\/code> \u7684\u4f3a\u670d\u5668\uff0c\u4e26\u9650\u5236\u6bcf\u500b IP \u5730\u5740\u6700\u591a\u53ea\u80fd\u6709 1 \u500b\u9023\u63a5\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u8b77\u5f8c\u7aef\u4f3a\u670d\u5668\uff0c\u907f\u514d\u56e0\u70ba\u904e\u591a\u7684\u9023\u63a5\u8acb\u6c42\u800c\u5c0e\u81f4\u7684\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<h2 id=\"%e6%b8%ac%e8%a9%a6%e8%88%87%e8%aa%bf%e6%95%b4-DthBHzFnIs\">\u6e2c\u8a66\u8207\u8abf\u6574<\/h2>\n<p>\u5728\u5b8c\u6210\u914d\u7f6e\u5f8c\uff0c\u5efa\u8b70\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u8a2d\u7f6e\u7684\u6709\u6548\u6027\u3002\u53ef\u4ee5\u4f7f\u7528\u5de5\u5177\u5982 <code>ab<\/code>\uff08Apache Benchmark\uff09\u4f86\u6a21\u64ec\u591a\u500b\u9023\u63a5\u8acb\u6c42\uff0c\u89c0\u5bdf Nginx \u7684\u53cd\u61c9\u3002\u5982\u679c\u767c\u73fe\u9023\u63a5\u9650\u5236\u904e\u65bc\u56b4\u683c\uff0c\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-DthBHzFnIs\">\u7d50\u8ad6<\/h2>\n<p>\u901a\u904e\u4f7f\u7528 Nginx \u7684 <code>limit_conn_zone<\/code> \u548c <code>limit_conn<\/code> \u6307\u4ee4\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u8a2d\u7f6e\u963b\u585e\u6a5f\u5236\uff0c\u4fdd\u8b77\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u63d0\u5347\u7db2\u7ad9\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002\u96a8\u8457\u7db2\u8def\u74b0\u5883\u7684\u4e0d\u65b7\u8b8a\u5316\uff0c\u6301\u7e8c\u76e3\u63a7\u548c\u8abf\u6574\u9019\u4e9b\u8a2d\u7f6e\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u80fd\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u7db2\u7ad9\u6258\u7ba1\u9084\u662f\u61c9\u7528\u90e8\u7f72\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Nginx \u6280\u5de7\uff0c\u5b78\u7fd2\u5982\u4f55\u8a2d\u7f6e\u963b\u585e\u6a5f\u5236\u8207\u4f7f\u7528 limit_conn_zone \u6307\u4ee4\uff0c\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u8207\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-49760","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49760","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=49760"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49760\/revisions"}],"predecessor-version":[{"id":49761,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49760\/revisions\/49761"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=49760"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=49760"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=49760"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}